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发明名称
加强型矩型管
摘要
右视图和左视图相同,仰视图和俯视图相同,后视图和主视图相同,省略右视图、仰视图和后视图。
申请公布号
CN3272230D
申请公布日期
2003.01.08
申请号
CN02315529.9
申请日期
2002.06.25
申请人
上海申花钢管有限公司
发明人
苏勤勤
分类号
23-01
主分类号
23-01
代理机构
上海世贸专利代理有限责任公司
代理人
叶克英
主权项
地址
200232上海市龙吴路518号
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